<template>
    <div style="display: inline-block;">
        <el-dialog :visible.sync="dialog" :close-on-click-modal="false" :before-close="cancel"
                   :title="title"
                   append-to-body width="475px" @close="cancel"
        >
            <el-form ref="form" :model="form" :rules="rules" size="small" label-width="88px">
                <el-form-item label="新邮箱" prop="email">
                    <el-input v-model="form.email" auto-complete="on" style="width: 200px;" />
                    <el-button :loading="codeLoading" :disabled="isDisabled" size="small" @click="sendCode">
                        {{ buttonName }}
                    </el-button>
                </el-form-item>
                <el-form-item label="验证码" prop="code">
                    <el-input v-model="form.code" style="width: 320px;" />
                </el-form-item>
                <el-form-item label="当前密码" prop="pass">
                    <el-input v-model="form.pass" type="password" style="width: 320px;" />
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="text" @click="cancel">取消</el-button>
                <el-button :loading="loading" type="primary" @click="doSubmit">确认</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
import store from '@/store';
import {validEmail} from '@/utils/validate';
import {updateEmail} from '@/api/system/user';
import {resetEmail} from '@/api/system/code';

export default {
    props: {
        email: {
            type: String,
            required: true
        }
    },
    data() {
        const validMail = (rule, value, callback) => {
            if (value === '' || value === null) {
                callback(new Error('新邮箱不能为空'));
            } else if (value === this.email) {
                callback(new Error('新邮箱不能与旧邮箱相同'));
            } else if (validEmail(value)) {
                callback();
            } else {
                callback(new Error('邮箱格式错误'));
            }
        };
        return {
            loading: false, dialog: false, title: '修改邮箱', form: {pass: '', email: '', code: ''},
            user: {email: '', password: ''}, codeLoading: false,
            buttonName: '获取验证码', isDisabled: false, time: 60,
            rules: {
                pass: [
                    {required: true, message: '当前密码不能为空', trigger: 'blur'}
                ],
                email: [
                    {required: true, validator: validMail, trigger: 'blur'}
                ],
                code: [
                    {required: true, message: '验证码不能为空', trigger: 'blur'}
                ]
            }
        };
    },
    methods: {
        cancel() {
            this.resetForm();
        },
        sendCode() {
            if (this.form.email && this.form.email !== this.email) {
                this.codeLoading = true;
                this.buttonName = '验证码发送中';
                const _this = this;
                resetEmail(this.form.email).then(res => {
                    this.$message({
                        showClose: true,
                        message: '发送成功，验证码有效期5分钟',
                        type: 'success'
                    });
                    this.codeLoading = false;
                    this.isDisabled = true;
                    this.buttonName = this.time-- + '秒后重新发送';
                    this.timer = window.setInterval(function() {
                        _this.buttonName = _this.time + '秒后重新发送';
                        --_this.time;
                        if (_this.time < 0) {
                            _this.buttonName = '重新发送';
                            _this.time = 60;
                            _this.isDisabled = false;
                            window.clearInterval(_this.timer);
                        }
                    }, 1000);
                }).catch(err => {
                    this.resetForm();
                    this.codeLoading = false;
                    console.log(err.response.data.message);
                });
            }
        },
        doSubmit() {
            this.$refs['form'].validate((valid) => {
                if (valid) {
                    this.loading = true;
                    updateEmail(this.form).then(res => {
                        this.loading = false;
                        this.resetForm();
                        this.$notify({
                            title: '邮箱修改成功',
                            type: 'success',
                            duration: 1500
                        });
                        store.dispatch('GetInfo').then(() => {
                        });
                    }).catch(err => {
                        this.loading = false;
                        console.log(err.response.data.message);
                    });
                } else {
                    return false;
                }
            });
        },
        resetForm() {
            this.dialog = false;
            this.$refs['form'].resetFields();
            window.clearInterval(this.timer);
            this.time = 60;
            this.buttonName = '获取验证码';
            this.isDisabled = false;
            this.form = {pass: '', email: '', code: ''};
        }
    }
};
</script>

<style scoped>

</style>
